Intestinal polyps
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1.Age 18 to 85 years, regardless of gender. 2.Colonoscopies are required for subjects. 3.The subjects or their legal representative are able to understand the purpose of the trial, demonstrate full compliance with the trial protocol, and sign an informed consent form.
Exclusion criteria
Exclusion criteria: 1.Combined contraindications related to colonoscopy or biopsy. 2.Inadequate bowel preparation. 3.Diagnosis of colorectal cancer, familial polyposis, or a combination of known colorectal polyps. 4.Severe neurological disease or vital organ dysfunction (heart, lung, liver, kidney). 5.Acute inflammatory episodes in the abdominal cavity or intestine. 6.History of abdominal, pelvic, or anal or perianal surgery within 2 months prior to enrollment. 7.Participation in another interventional clinical trial within 1 month prior to enrollment. 8. Other conditions that, in the opinion of the investigator, should not be included in this clinical trial for the benefit of the subject.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Polyp miss rate; | — |
Secondary
| Measure | Time frame |
|---|---|
| Adenoma miss rate;Polyp per colonoscopy;Adenoma per colonoscopy;Missed Polyp per colonoscopy;Missed Adenoma per colonoscopy;Polyp detection rate;Adenoma Detection Rate;False negative rate;sensitivity;specificity;Total coincidence rate;Rate of accuracy; | — |
Countries
China
Contacts
Peking Union Medical College Hospital